參數(shù)資料
型號(hào): OPA689U
元件分類: 限幅放大器
英文描述: Wideband, High Gain VOLTAGE LIMITING AMPLIFIER
中文描述: 寬帶,高增益電壓限幅放大器
文件頁數(shù): 8/16頁
文件大?。?/td> 175K
代理商: OPA689U
8
OPA689
TYPICAL PERFORMANCE CURVES—V
S
=
±
5V
(cont.)
G = +6, R
L
= 500
, R
F
= 750
,
V
H
= –V
L
= 2V, (Figure 1 for AC performance only), unless otherwise noted.
100
10
1
INPUT NOISE DENSITY
Frequency (Hz)
100
1k
10k
100k
1M
10M
I
H
I
H
Voltage Noise
4.6nV/
Hz
Current Noise
2.0pA/
Hz
60
50
40
30
20
10
0
–10
–20
OPEN-LOOP FREQUENCY RESPONSE
Frequency (Hz)
10k
100k
1M
10M
100M
1G
O
0
–30
–60
–90
–120
–150
–180
–210
–240
O
Gain
Phase
V
O
= 0.5Vp-p
6
3
0
–3
–6
–9
–12
–15
–18
–21
–24
LIMITER SMALL-SIGNAL FREQUENCY RESPONSE
Frequency (Hz)
1M
10M
100M
1G
L
V
O
= 0.02Vp-p
750
125
150
V
O
8
V
H
= 0.02Vp-p + 2.0V
DC
0.7V
DC
–30
–35
–40
–45
–50
–55
–60
–65
–70
–75
–80
LIMITER FEEDTHROUGH
Frequency (Hz)
F
1M
10M
50M
750
125
150
V
O
8
V
H
= 0.02Vp-p + 2V
DC
21.6
18.6
15.6
12.6
9.6
6.6
3.6
0.6
–2.4
–5.4
–8.4
FREQUENCY RESPONSE vs CAPACITIVE LOAD
Frequency (Hz)
0.1
10M
100M
1G
G
V
O
= 0.5Vp-p
C
L
= 100pF
C
L
= 1000pF
C
L
= 0
C
L
= 10pF
OPA689
R
S
125
V
IN
V
O
C
L
1k
1k
is optional
750
150
50
45
40
35
30
25
20
15
10
5
0
R
S
vs CAPACITIVE LOAD
Capacitive Load (pF)
1
10
100
1000
R
S
)
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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